Unidentified building with well in front by Francis Frith https://www.rawpixel.com/image/14291424/unidentified-building-with-well-front-francis-frithFree Image from public domain licenseLe Kaire. Mosquée d'Amrou - Intérieur - Côté du Sanctuaire by Félix Teynard https://www.rawpixel.com/image/14323490/kaire-mosquee-damrou-interieur-cote-sanctuaire-felix-teynardFree Image from public domain license